A power system of an electric vehicle, an electric vehicle including the same and a method for heating a battery group of the electric vehicle are provided. The power system comprises: a battery group; a battery heater connected with the battery group; a battery management device connected with the battery group and the battery heater respectively, and configured to control the battery heater to heat the battery group in a running heating mode or in a parking heating mode according to a temperature and a residual electric quantity of the battery group when the temperature of the battery group is lower than a first heating threshold and the residual electric quantity of the battery group is larger than a parking electric quantity threshold; a motor controller connected with a motor and an electric distribution box respectively; and an isolation inductor (L2).
Power system of electric vehicle, electric vehicle comprising the same and method for heating battery group of electric vehicle
2015-10-13
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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